Show Oil Shale Test Holes In Colorado SO Sought by Corp Th The Oil Shale Corp announced Tuesday it has filed for sp special cial land use permits to drill five core holes on an federal land landin in the Creek Basin nasin in western Colorado THE PERMITS are arc being sought under the governments government's proposed prototype oil shale leasing program The core holes are expected to furnish data for nomination of an oil shale tract preparatory to selection by the govern govern- ment of two tracts in Colorado for fori open opel bidding TOSCO SAID it understands that Allan Atlan Atlantic tic Richfield Co Gulf Mineral Res Resource Co and Mobil Oil Co also are arc consid considering ering participation in the coring program TOSCO is operating an nta works semi near Rifle Colorado in involving involving vol v ving ing the tiie recovery of crude from mined 01 oi of through use of heated cerami bals in a rotating kiln EARLIER THIS week the Bure Bureau u o 0 Reclamation announced it had issued permit to Cameron Engineers Inc ii il ilP P Denver nver to tt conduct informational cor con drilling in the Basin It n is the first such authorization as faas fa faas as is known |